Zoetis Raises $2.2 Billion in IPO

Animal-medicine maker Zoetis Inc. raised about $2.2 billion in an initial public offering, a strong showing for the largest IPO deal from a U.S. company since Facebook Inc. debuted last May.

Zoetis, which is being carved into a stand-alone company by drug maker Pfizer Inc., on Thursday priced 86.1 million Class A shares at $26 apiece. The shares are expected to begin trading Friday on the New York Stock Exchange under the symbol...